Bluegiga provides hardware and software for short-range communications, known especially for it’s Bluetooth line with recent expansions into support for Wi-Fi. That expertise complements Silicon Labs’ portfolio, which includes basic building blocks for IoT: microcontrollers and wireless MCUs, low-power RF ICs in their exisiting Zigbee and Sub-GHz line and a range of sensor offerings.

Bluegiga’s headquarters in Espoo, Finland, will continue to operate under the Silicon Labs brand as a hub for Bluetooth and Wi-Fi development. Silicon Labs is headquartered in Austin, Texas, and has a number of other facilities in the U.S., U.K., Europe and Asia.

This acquisition follows on the heels of the company’s acquisition of Ember a Zigbee semiconductor firm in 2012 for $72 million in cash, and Energy Micro in 2013 for $170 million in cash and stock.